A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6220-01-328-2665
NSN 2925-01-415-2140
NSN 6150-01-185-4320
NSN 6145-01-054-7463
NSN 5935-01-149-5578
NSN 6145-00-070-2385
NSN 5930-00-266-8175
NSN 6645-00-967-3429
NSN 5855-01-147-6024
NSN 4140-01-323-1685
NSN 6105-00-107-3260
NSN 6145-01-332-2245